2015–2018 Infiniti Q30 / QX30
Browse our directory of 2015–2018 Infiniti Q30 / QX30 vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2015–2018 Infiniti Q30 / QX30 has 3 known issues. 2 of these are classified as serious faults that could be expensive to repair.
DCT Gearbox Sensor and Software Issues
SeriousThe Mercedes-sourced 7-speed dual-clutch transmission can suffer from jerky shifts or failing speed sensors, which can put the car into limp mode.
Symptoms: Jerky gear changes, Hesitation when pulling away...
Est. repair cost: £500–£2,500
OM651 Diesel Timing Chain Tensioner
SeriousThe 2.1-litre diesel engine (badged as 2.2d) is known for timing chain tensioner wear. If left unaddressed, the chain can stretch or snap, leading to catastrophic engine failure.
Symptoms: Rattling sound from the engine on cold start, Check engine light...
Est. repair cost: £800–£1,500
Suspension Component Wear
MinorShared with the GLA, the front suspension bushes and drop links can wear prematurely, leading to knocks and vague steering.
Symptoms: Knocking noise over speed bumps, Uneven tyre wear...
Est. repair cost: £150–£350
Buying Tips for the 2015–2018 Infiniti Q30 / QX30
- ✓Pay close attention to the 7-speed DCT gearbox; it should shift smoothly. Any hesitation or "clunking" could indicate a failing sensor or actuator.
- ✓Check the ride quality; models on larger 19-inch wheels can be quite harsh on UK roads.
- ✓Verify the history of the 2.1L diesel (2.2d); it requires specific oil and timely maintenance to avoid timing chain issues.
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